ARP Head Stud Kit - Toyota Supra A90 MK5 B58B30 Custom Age 625+ - 203-4706 Port Plug 0 mm²/s Viscosity at 100°C

0 mm²/s Viscosity at 100°C (212°F) ASTM D445 14

Our 5468 Series AN Wrenches are custom made to fit the exact nut and socket dimensions of our RHP fittings

We offer a complete line of hard to find fittings from OEM specific connections to AN adapters

It's easy to see that the engine reaches redline faster and drops to idle faster with the GrimmSpeed Lightweight Crank Pulley installed

+16% TQ Max Gains: +22% HP

ARP Head Stud Kit - Toyota Supra A90 MK5 B58B30 Custom Age 625+ - 203-4706 Port Plug 0 mm²/s Viscosity at 100°CIt is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated far superior to aircraft quality alloy steels. Secondly, each stud is placed vertically into special racks and precisely heat treated